2189118666082 has 16 divisors (see below), whose sum is σ = 3286173280320. Its totient is φ = 1093727701872.

The previous prime is 2189118666023. The next prime is 2189118666107. The reversal of 2189118666082 is 2806668119812.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45928419 + ... + 45976057.

It is an arithmetic number, because the mean of its divisors is an integer number (205385830020).

Almost surely, 2^{2189118666082} is an apocalyptic number.

2189118666082 is a deficient number, since it is larger than the sum of its proper divisors (1097054614238).

2189118666082 is a wasteful number, since it uses less digits than its factorization.

2189118666082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64617.

The product of its (nonzero) digits is 3981312, while the sum is 58.

The spelling of 2189118666082 in words is "two trillion, one hundred eighty-nine billion, one hundred eighteen million, six hundred sixty-six thousand, eighty-two".